<header>Queue and process ownership</header>

<center><tt>mail_owner</tt></center>
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This parameter specifies the owner of the Postfix queue and of most Postfix
daemon processes.

<p>

Specify the name of a user account THAT DOES NOT SHARE A GROUP WITH OTHER
ACCOUNTS AND THAT OWNS NO OTHER FILES OR PROCESSES ON THE SYSTEM. In
particular, don't specify <tt>nobody</tt> or <tt>daemon</tt>. PLEASE USE A
DEDICATED USER.

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